产品名称 beta 产品类型 丝光沸石 堆积密度 0.45g/ml 颗粒度 粉状mm 来源 人造沸石 水分 0.03% 有效成分含量 1.0% 是否进口 否 包装规格 编织袋kg 产地 大连 准入认证 ISO9001-2000 应用领域 石油化工 执行标准 行标 颜色 白色 可售卖地 北京;天津;河北;山西;内蒙古;辽宁;吉林;黑龙江;上海;江...
Sign in Methylation of toluene with methanol in sub/supercritical toluene using H-beta zeolite as catalyst The Journal of Supercritical Fluids Volume 113,July 2016, Pages 80-88 Purchase options CorporateFor R&D professionals working in corporate organizations. ...
The reaction mechanism of alkylation of benzene with propylene to produce cumene over H-beta zeolite was investigated by density functional theory (DFT) using a 5T cluster model at the B3LYP/6-31G* level. The Mulliken population analysis was conducted to investigate the charge transfer analysis. ...
Keywords:Acylation;Zeolite;H-beta;Catalyst;Anisole;Phenetole;Diphenylether;Aceticanhydride;Synthesis;Aromaticketone 1.Introduction Friedel-Craftsacylationisoneofthemost importantmethodsforsynthesisofaromatic wx ketones1.Ingeneral,Lewisacidsorother catalystsarerequiredinordertoallowthe reactiontoproceedataconvenientra...
photocatalysis;H-beta-TiO2composite;zeolite-TiO2;anatase;caffeine 1. Introduction Photocatalysis offers a green solution to many of our environmental problems such as water purification, hydrogen production, organic transformation, and the decomposition of harmful organic dyes [1,2,3,4]. TiO2, in anat...